"New thinking ... starts with a new leader who brings a different perspective, different experiences and a new plan, one who will build on our great foundation and will commit to seeing it through. And I'm ready for a change. I have interests to explore and I want to give myself time to do it."

"CNN's U.S. network had its worst-ever ratings for a second quarter, down 40 percent for some of its prime-time shows. The decline was particularly notable in May, when CNN faced tough competition from broadcast networks during a slow news period and its ratings were compared to a year earlier, in the aftermath of the Osama bin Laden killing."